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LM5020MM-1

Current Mode PWM Controller -0.3V to 7V 1A 200kHz/630kHz 10-Pin VSSOP T/R

Inventory:5,125

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Submit your quote request for LM5020MM-1 using this form.You can also reach us via email at Email: [email protected], and we will respond within 12 hours.

Overview of LM5020MM-1

The LM5020MM-1 is a high voltage buck controller IC designed to regulate the output voltage of power converters.This controller features a wide input voltage range and high switching frequency,making it suitable for various power management applications.

Pinout

(Note:The pin configuration below is a general representation.Refer to the specific datasheet for precise details.)

  • COMP: Compensation
  • REF: Reference Voltage Input
  • FB: Feedback Input
  • SS/TR: Soft Start/Tracking
  • RT/CLK: Resistor and Capacitor Connection for Oscillator Frequency
  • VCC: Supply Voltage
  • UVLO: Under Voltage Lock Out
  • PGND: Power Ground
  • DRVH: Gate Drive Output
  • DRVL: Gate Drive Output
  • VIN: Input Voltage
  • AGND: Analog Ground
  • SYNC: Synchronization Input
  • TR/SS: Tracking/Soft-Start
  • COMP: Compensation

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the LM5020MM-1 IC for a visual representation.

Key Features

  • High Voltage Buck Controller:The LM5020MM-1 is designed to regulate high input voltages efficiently, making it ideal for high voltage power management applications.
  • Wide Input Voltage Range:This controller supports a wide input voltage range, providing flexibility for various power supply designs.
  • High Switching Frequency:The high switching frequency of the LM5020MM-1 enables the use of smaller external components and reduces output voltage ripple.
  • Flexible Startup and Tracking:Features soft-start and tracking capabilities for controlled and synchronized power-up and power-down sequences.
  • Adjustable Compensation:Allows for precise control of loop dynamics and transient response through adjustable compensation.

Note:For detailed technical specifications,please refer to the LM5020MM-1 datasheet.

Application

  • Power Converters:Ideal for use in power converters and voltage regulation circuits requiring high efficiency and wide input voltage range.
  • Industrial Power Supplies:Suitable for industrial power supply applications where high voltage regulation is essential.
  • Renewable Energy Systems:Used in renewable energy systems such as solar inverters and wind turbine converters for efficient power management.

Functionality

The LM5020MM-1 high voltage buck controller provides efficient regulation of high input voltages, offering precise and flexible control for power management applications.

Usage Guide

  • Input Voltage:Connect the VIN (Pin 11) to the input voltage source within the specified voltage range.
  • Output Voltage Regulation:Utilize the FB (Pin 3) and COMP (Pin 1) pins for feedback and compensation to regulate the output voltage.
  • Soft Start and Tracking:Utilize the SS/TR (Pin 4) and TR/SS (Pin 13) pins for soft start and tracking functionality as needed.

Frequently Asked Questions

Q:What is the maximum input voltage supported by the LM5020MM-1?
A:The LM5020MM-1 supports a maximum input voltage within its specified range, typically up to several hundred volts. Refer to the datasheet for precise details.

Q:Does the LM5020MM-1 require external compensation components?
A:Yes, the LM5020MM-1 provides adjustable compensation and may require external components for precise loop dynamics based on the application requirements.

Equivalent

For similar functionalities, consider these alternatives to the LM5020MM-1:

  • LM5007MM-1: This controller from Texas Instruments offers similar high voltage buck regulation capabilities with slight variations in specifications and features.
  • MAX17503: A high voltage synchronous step-down DC-DC controller providing comparable performance and features for power management applications.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Topology Boost, Flyback, Forward, SEPIC Vin (min) (V) 13
Vin (max) (V) 100 Vout (min) (V) 1.25
Vout (max) (V) 300 Regulated outputs (#) 1
Switching frequency (min) (kHz) 100 Switching frequency (max) (kHz) 1000
Iq (typ) (mA) 2 Features Enable, Frequency synchronization, Nonsynchronous rectification, Pre-Bias Start-Up
Duty cycle (max) (%) 80 Rating Catalog
Operating temperature range (°C) -40 to 125 Type Controller

Warranty & Returns

Warranty, Returns, and Additional Information

  • QA & Return Policy ?

    Parts Quality Guarantee: 365 days

    Returns for refund: within 90 days

    Returns for Exchange: within 90 days

  • Shipping and Package ?

    Shipping:For example, FedEx, JP, UPS, DHL,SAGAWA, or YTC.

    Parts Packaging Guarantee: Featuring 100% ESD anti-static protection, our packaging incorporates high toughness and superior buffering capabilities.

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    If you have specific payment channel preferences or requirements, please get in touch with our sales team for assistance.

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LM5020MM-1

Current Mode PWM Controller -0.3V to 7V 1A 200kHz/630kHz 10-Pin VSSOP T/R

Inventory:

5,125
Overview of LM5020MM-1 Specifications Warranty & Returns Similar Products Popular Products

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After Sales Service

What after-sales service can be provided?

We provide an extended quality assurance period of 365 days for all components we offer. If a return or exchange becomes essential, kindly adhere to these guidelines:

·Initiate the request within 90 days after the item's shipment date.

·Coordinate the return or exchange with our team.

·Keep the items in their original condition as delivered.

·Please be aware that the feasibility of returning or exchanging items is contingent upon an evaluation of their actual state upon return.

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Package

How to ensure that the parts will be intact during transportation?

The items we ship will be packaged in anti-static bags, ensuring ESD anti-static protection, while the outer packaging boasts exceptional durability and sealing. We offer packaging options like Tape and Reel, Cut Tape, Tube, or Tray to suit your needs.

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